Once the mod loader is installed, you can open the mods folder in Minecraft 's game directory and copy-paste the Physics mod file. The game's directory should be: " C:\Users\admin\AppData\Roaming ...

Once you download your desired shader pack, you can open Minecraft's official game launcher, select Java Edition, and search for "Iris & Sodium for 1.21.6" game version from the drop-down menu ...